First class and Immoral

Opposite meaning terms

First class noun - Mail that includes letters and postcards and packages sealed against inspection.

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Immoral is an antonym for first class in topics: pleasant, honorable.

Immoral adjective - Not conforming to a high moral standard; morally unacceptable.

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First class is an antonym for immoral.

Nearby Words: immorality, immorally

Cite this Source

Immoral and First class. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/first_class/immoral

First class & Immoral. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/first_class/immoral>.

Immoral or First class. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/first_class/immoral.

Google Ngram Viewer shows how "first class" and "immoral" have occurred on timeline